::-webkit-scrollbar {
    width: 5px;
}
::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px #bebebe;
    background: #bebebe;
    transition: all 0.5s;
}
::-webkit-scrollbar-thumb:hover {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px #aaaaaa;
    background: #aaaaaa;
}
::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 5px #e0e0e0;
    border-radius: 0;
    background: #e0e0e0;
    opacity:1;
}
.rtc {
    padding: 20px;
}
.ltb {
    box-shadow: 0 2px 4px #00000060;
    transition: all 0.5s;
}
.ltb:hover {
    box-shadow: 0 6px 12px #00000060;
}